Add Pass() and Fail()

These are sometimes helpful in complex tests.

Author: mndrix

util/tap/tap.go

@@ -77,6 +77,18 @@ func (t *T) Ok(test bool, description string) {
 	t.nextTestNumber++
 }
 
+// Fail indicates that a test has failed.  This is typically only used when the
+// logic is too complex to fit naturally into an Ok() call.
+func (t *T) Fail(description string) {
+	t.Ok(false, description)
+}
+
+// Pass indicates that a test has passed.  This is typically only used when the
+// logic is too complex to fit naturally into an Ok() call.
+func (t *T) Pass(description string) {
+	t.Ok(true, description)
+}
+
 // Check runs randomized tests against a function just as "testing/quick.Check"
 // does.  Success or failure generate appropriate TAP output.
 func (t *T) Check(function interface{}, description string) {

util/tap/test/failing/main.go

@@ -4,6 +4,7 @@ import "github.com/mndrix/tap-go"
 
 func main() {
 	t := tap.New()
-	t.Header(1)
+	t.Header(2)
 	t.Ok(false, "first test")
+	t.Fail("second test")
 }

util/tap/test/known/main.go

@@ -6,5 +6,5 @@ func main() {
 	t := tap.New()
 	t.Header(2)
 	t.Ok(true, "first test")
-	t.Ok(true, "second test")
+	t.Pass("second test")
 }